Fixing issue with wsdl2code gen

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@178870 a5903396-d722-0410-b921-86c7d4935375
Fixing wsdl2code page crash if exception occurs

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@178871 a5903396-d722-0410-b921-86c7d4935375


git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@178872 a5903396-d722-0410-b921-86c7d4935375